Final error: 0xe00095b4 - Incremental\\Differential backup methods are not supported for this VM. The backup job failed, since the option 'to fall back to a full backup' was not selected. When running duplicate of Incremental from Tape to Disk
Run Full and incremental backups to Disk Storage first and then Duplicate to Tapes.
This Issue is now fixed with Backup Exec 2012 Hotfix 199866